右方的框表示了mainFrame中选定元素的首选项。
The right frame indicates the preferences of the selected element in the mainFrame.
Data Structures视图右侧的信息框(如图8所示)显示了整个堆的信息或者选定数据结构的信息。
The information frame on the right of the data Structures view (Figure 8) shows either information for the whole heap or for the selected data structure.
此变量将会使用组合框的值进行更新（或者是当选定一个特定城市时用最大城市的名字，或者是当所有城市被选择时用 % 通配符）。
The variable will get updated with the Combo Box value (either with the largest city name when a specific city is selected or with the % wild card when All Cities is selected).
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